Safety Instructions; Pressure Switch - CFM DVK100B-P Instalación Y Mantenimiento

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NOTICE

explosive situation exists. Do not use where temperatures will exceed 140 F/60 C.

1. Ensure that the electrical service to the fan is locked in the "OFF" position. Do not re-establish

power supply until fan and activation device are completely installed.

2. DVK100B fans are not suitable for outdoor use.

3. This unit has rotating parts! Safety precautions must be exercised during installation, operation

and maintenance. Turn impeller by hand to make sure it rotates freely.

4. For general ventilation use only. Do not use to exhaust hazardous or explosive materials

and vapors.

5. To reduce the risk of fire, electric shock, or injury to persons — observe the following:

a. Use this unit only in the manner intended by the manufacturer. If you have questions, contact

the factory.

b. A qualified person(s) must perform installation work and electrical wiring in accordance

with all applicable codes and standards, including fire-rated construction.

c. The combustion airflow needed for safe operation of fuel burning equipment may be

affected by this unit's operation. Follow the heating equipment manufacturer's guidelines

and safety standards as published by the National Fire Protection Association (NFPA), the

American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE), and

local code authorities.

d. When cutting or drilling into walls or ceilings, take care not to damage electrical wires or

other hidden utilities.

e. Ducted fans must always be vented to the outdoors when used to exhaust moist/humid air.

6. Check voltage at the fan to see that it corresponds to the motor nameplate.

Kit includes:

Part #

AXC100B

MB150

PST120V

DVK-NTC

DVK-P-I&M

The PST120V is an airflow proving switch. It initiates the booster fan when it senses positive air

pressure from an operating dryer, and has an integral timer with a 10 minute ON - 15 second OFF

cycle, enabling the fan to restart as long as the dryer is operating.